21003058

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{19927}}^1$

素因数の和:19977

約数の個数: 16

約数和(自身を含む): 34435584

約数和(自身を除く): 13432526

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 19927, 39854, 338759, 617737, 677518, 1235474, 10501529, 21003058]

約数ペア:

[(1, 21003058), (2, 10501529), (17, 1235474), (31, 677518), (34, 617737), (62, 338759), (527, 39854), (1054, 19927)]